diff --git a/components/storage/blockdevice/COMPONENT_SPIF/SPIFBlockDevice.cpp b/components/storage/blockdevice/COMPONENT_SPIF/SPIFBlockDevice.cpp
index 4b65a5a2494..08e9a28ef76 100644
--- a/components/storage/blockdevice/COMPONENT_SPIF/SPIFBlockDevice.cpp
+++ b/components/storage/blockdevice/COMPONENT_SPIF/SPIFBlockDevice.cpp
@@ -461,7 +461,7 @@ bd_size_t SPIFBlockDevice::get_erase_size(bd_addr_t addr)
 bd_size_t SPIFBlockDevice::size() const
 {
     if (!_is_initialized) {
-        return SPIF_BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _device_size_bytes;
diff --git a/features/storage/blockdevice/BufferedBlockDevice.cpp b/features/storage/blockdevice/BufferedBlockDevice.cpp
index 86c324b26d7..251826a8470 100644
--- a/features/storage/blockdevice/BufferedBlockDevice.cpp
+++ b/features/storage/blockdevice/BufferedBlockDevice.cpp
@@ -251,7 +251,7 @@ bd_size_t BufferedBlockDevice::get_program_size() const
 bd_size_t BufferedBlockDevice::get_erase_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size();
@@ -260,7 +260,7 @@ bd_size_t BufferedBlockDevice::get_erase_size() const
 bd_size_t BufferedBlockDevice::get_erase_size(bd_addr_t addr) const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size(addr);
@@ -278,7 +278,7 @@ int BufferedBlockDevice::get_erase_value() const
 bd_size_t BufferedBlockDevice::size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->size();
diff --git a/features/storage/blockdevice/ChainingBlockDevice.cpp b/features/storage/blockdevice/ChainingBlockDevice.cpp
index 60a87a8e113..c98ef60c6be 100644
--- a/features/storage/blockdevice/ChainingBlockDevice.cpp
+++ b/features/storage/blockdevice/ChainingBlockDevice.cpp
@@ -254,7 +254,7 @@ bd_size_t ChainingBlockDevice::get_erase_size() const
 bd_size_t ChainingBlockDevice::get_erase_size(bd_addr_t addr) const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     bd_addr_t bd_start_addr = 0;
diff --git a/features/storage/blockdevice/ExhaustibleBlockDevice.cpp b/features/storage/blockdevice/ExhaustibleBlockDevice.cpp
index 36d5d947362..c16a9064619 100644
--- a/features/storage/blockdevice/ExhaustibleBlockDevice.cpp
+++ b/features/storage/blockdevice/ExhaustibleBlockDevice.cpp
@@ -142,7 +142,7 @@ int ExhaustibleBlockDevice::erase(bd_addr_t addr, bd_size_t size)
 bd_size_t ExhaustibleBlockDevice::get_read_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_read_size();
@@ -151,7 +151,7 @@ bd_size_t ExhaustibleBlockDevice::get_read_size() const
 bd_size_t ExhaustibleBlockDevice::get_program_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_program_size();
@@ -160,7 +160,7 @@ bd_size_t ExhaustibleBlockDevice::get_program_size() const
 bd_size_t ExhaustibleBlockDevice::get_erase_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size();
@@ -169,7 +169,7 @@ bd_size_t ExhaustibleBlockDevice::get_erase_size() const
 bd_size_t ExhaustibleBlockDevice::get_erase_size(bd_addr_t addr) const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size(addr);
@@ -187,7 +187,7 @@ int ExhaustibleBlockDevice::get_erase_value() const
 bd_size_t ExhaustibleBlockDevice::size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->size();
diff --git a/features/storage/blockdevice/FlashSimBlockDevice.cpp b/features/storage/blockdevice/FlashSimBlockDevice.cpp
index f69e4aa389d..c011d1ba025 100644
--- a/features/storage/blockdevice/FlashSimBlockDevice.cpp
+++ b/features/storage/blockdevice/FlashSimBlockDevice.cpp
@@ -96,7 +96,7 @@ int FlashSimBlockDevice::sync()
 bd_size_t FlashSimBlockDevice::get_read_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_read_size();
@@ -105,7 +105,7 @@ bd_size_t FlashSimBlockDevice::get_read_size() const
 bd_size_t FlashSimBlockDevice::get_program_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_program_size();
@@ -114,7 +114,7 @@ bd_size_t FlashSimBlockDevice::get_program_size() const
 bd_size_t FlashSimBlockDevice::get_erase_size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size();
@@ -123,7 +123,7 @@ bd_size_t FlashSimBlockDevice::get_erase_size() const
 bd_size_t FlashSimBlockDevice::get_erase_size(bd_addr_t addr) const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->get_erase_size(addr);
@@ -132,7 +132,7 @@ bd_size_t FlashSimBlockDevice::get_erase_size(bd_addr_t addr) const
 bd_size_t FlashSimBlockDevice::size() const
 {
     if (!_is_initialized) {
-        return BD_ERROR_DEVICE_ERROR;
+        return 0;
     }
 
     return _bd->size();
diff --git a/platform/mbed_version.h b/platform/mbed_version.h
index ef02e9997d2..39d7045a0fd 100644
--- a/platform/mbed_version.h
+++ b/platform/mbed_version.h
@@ -43,7 +43,7 @@
   *
   * @note 99 is default value for development version (master branch)
   */
-#define MBED_PATCH_VERSION 1
+#define MBED_PATCH_VERSION 202
 
 #define MBED_ENCODE_VERSION(major, minor, patch) ((major)*10000 + (minor)*100 + (patch))
 
diff --git a/targets/targets.json b/targets/targets.json
index 984379eeb4e..64ce17e0ec4 100755
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -72,7 +72,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11XX_11CXX", "LPC11XX"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES"],
         "default_lib": "small",
         "release_versions": ["2"],
@@ -131,7 +131,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
         "release_versions": ["2"],
@@ -143,7 +143,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX", "MCU_LPC11U35_501"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
         "release_versions": ["2"],
@@ -155,7 +155,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX", "MCU_LPC11U35_501"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
         "device_name": "LPC11U35FHI33/501"
@@ -169,7 +169,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX", "MCU_LPC11U35_501"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
         "device_name": "LPC11U35FHI33/501"
@@ -180,7 +180,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "default_lib": "small",
         "device_name": "LPC11U37FBD64/501"
     },
@@ -195,7 +195,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX", "LPC11U37_501"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "inherits": ["LPCTarget"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
@@ -207,7 +207,7 @@
         "core": "Cortex-M0+",
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11U6X"],
-        "supported_toolchains": ["ARM", "uARM", "GCC_CR", "GCC_ARM", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "inherits": ["LPCTarget"],
         "detect_code": ["1168"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PWMOUT", "SERIAL", "SLEEP", "SPI"],
@@ -229,7 +229,7 @@
         "core": "Cortex-M3",
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC15XX"],
-        "supported_toolchains": ["uARM", "GCC_CR", "GCC_ARM", "IAR"],
+        "supported_toolchains": ["uARM", "GCC_ARM", "IAR"],
         "inherits": ["LPCTarget"],
         "detect_code": ["1549"],
         "device_has": ["ANALOGIN", "ANALOGOUT", "CAN", "I2C", "INTERRUPTIN", "PWMOUT", "SERIAL", "SERIAL_FC", "SPI", "SPISLAVE"],
@@ -241,7 +241,7 @@
         "inherits": ["LPCTarget"],
         "core": "Cortex-M3",
         "extra_labels": ["NXP", "LPC176X", "MBED_LPC1768", "NXP_EMAC"],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "detect_code": ["1010"],
         "device_has": ["RTC", "USTICKER", "ANALOGIN", "ANALOGOUT", "CAN", "DEBUG_AWARENESS", "EMAC", "ETHERNET", "I2C", "I2CSLAVE", "INTERRUPTIN", "LOCALFILESYSTEM", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SEMIHOST", "SERIAL", "SERIAL_FC", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES", "FLASH"],
         "release_versions": ["2", "5"],
@@ -258,7 +258,7 @@
     "ARCH_PRO": {
         "supported_form_factors": ["ARDUINO"],
         "core": "Cortex-M3",
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "extra_labels": ["NXP", "LPC176X", "NXP_EMAC"],
         "macros": ["TARGET_LPC1768"],
         "inherits": ["LPCTarget"],
@@ -273,7 +273,7 @@
     "UBLOX_C027": {
         "supported_form_factors": ["ARDUINO"],
         "core": "Cortex-M3",
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "extra_labels": ["NXP", "LPC176X", "NXP_EMAC"],
         "config": {
             "modem_is_on_board": {
@@ -300,7 +300,7 @@
     "XBED_LPC1768": {
         "inherits": ["LPCTarget"],
         "core": "Cortex-M3",
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "IAR"],
         "extra_labels": ["NXP", "LPC176X", "XBED_LPC1768"],
         "macros": ["TARGET_LPC1768"],
         "detect_code": ["1010"],
@@ -338,7 +338,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC82X"],
         "is_disk_virtual": true,
-        "supported_toolchains": ["uARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["uARM", "GCC_ARM", "IAR"],
         "inherits": ["LPCTarget"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
@@ -361,7 +361,7 @@
         "core": "Cortex-M4F",
         "extra_labels": ["NXP", "LPC408X", "NXP_EMAC"],
         "is_disk_virtual": true,
-        "supported_toolchains": ["ARM", "GCC_CR", "GCC_ARM", "IAR"],
+        "supported_toolchains": ["ARM", "GCC_ARM", "IAR"],
         "post_binary_hook": {
             "function": "LPC4088Code.binary_hook"
         },
@@ -383,7 +383,7 @@
         "inherits": ["LPCTarget"],
         "core": "Cortex-M4F",
         "extra_labels": ["NXP", "LPC43XX", "LPC4330"],
-        "supported_toolchains": ["ARM", "GCC_CR", "IAR", "GCC_ARM"],
+        "supported_toolchains": ["ARM", "IAR", "GCC_ARM"],
         "device_has": ["ANALOGIN", "ANALOGOUT", "DEBUG_AWARENESS", "ETHERNET", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES"],
         "device_name": "LPC4330"
     },
@@ -391,7 +391,7 @@
         "inherits": ["LPCTarget"],
         "core": "Cortex-M0",
         "extra_labels": ["NXP", "LPC43XX", "LPC4330"],
-        "supported_toolchains": ["ARM", "GCC_CR", "IAR"],
+        "supported_toolchains": ["ARM", "IAR"],
         "device_has": ["ANALOGIN", "ANALOGOUT", "DEBUG_AWARENESS", "ETHERNET", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES"]
     },
     "LPC4337": {
@@ -408,7 +408,7 @@
         "core": "Cortex-M3",
         "extra_labels": ["NXP", "LPC43XX"],
         "public": false,
-        "supported_toolchains": ["ARM", "GCC_CR", "IAR"]
+        "supported_toolchains": ["ARM", "IAR"]
     },
     "LPC11U37H_401": {
         "supported_form_factors": ["ARDUINO"],
@@ -416,7 +416,7 @@
         "default_toolchain": "uARM",
         "extra_labels": ["NXP", "LPC11UXX"],
         "macros": ["CMSIS_VECTAB_VIRTUAL", "CMSIS_VECTAB_VIRTUAL_HEADER_FILE=\"cmsis_nvic.h\""],
-        "supported_toolchains": ["ARM", "uARM", "GCC_ARM", "GCC_CR"],
+        "supported_toolchains": ["ARM", "uARM", "GCC_ARM"],
         "inherits": ["LPCTarget"],
         "device_has": ["ANALOGIN", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SLEEP", "SPI", "SPISLAVE"],
         "default_lib": "small",
diff --git a/tools/build_api.py b/tools/build_api.py
index 0f25ffa7757..45b74c41f9b 100644
--- a/tools/build_api.py
+++ b/tools/build_api.py
@@ -292,7 +292,7 @@ def prepare_toolchain(src_paths, build_dir, target, toolchain_name,
     Positional arguments:
     src_paths - the paths to source directories
     target - ['LPC1768', 'LPC11U24', etc.]
-    toolchain_name - ['ARM', 'uARM', 'GCC_ARM', 'GCC_CR']
+    toolchain_name - ['ARM', 'uARM', 'GCC_ARM', 'IAR']
 
     Keyword arguments:
     macros - additional macros
diff --git a/tools/default_settings.py b/tools/default_settings.py
index cee63604b9e..494f60d0f37 100644
--- a/tools/default_settings.py
+++ b/tools/default_settings.py
@@ -30,9 +30,6 @@
 # GCC ARM
 #GCC_ARM_PATH = ""
 
-# GCC CodeRed
-#GCC_CR_PATH = "C:/code_red/RedSuite_4.2.0_349/redsuite/Tools/bin"
-
 # IAR
 #IAR_PATH = "C:/Program Files (x86)/IAR Systems/Embedded Workbench 7.0/arm"
 
diff --git a/tools/memap.py b/tools/memap.py
index 00c5aa36f5c..19bbf3bef58 100644
--- a/tools/memap.py
+++ b/tools/memap.py
@@ -764,7 +764,7 @@ def generate_table(self, file_desc):
 
         return output
 
-    toolchains = ["ARM", "ARM_STD", "ARM_MICRO", "GCC_ARM", "GCC_CR", "IAR"]
+    toolchains = ["ARM", "ARM_STD", "ARM_MICRO", "GCC_ARM", "IAR"]
 
     def compute_report(self):
         """ Generates summary of memory usage for main areas
@@ -814,7 +814,7 @@ def parse(self, mapfile, toolchain):
         self.tc_name = toolchain.title()
         if toolchain in ("ARM", "ARM_STD", "ARM_MICRO", "ARMC6"):
             parser = _ArmccParser
-        elif toolchain == "GCC_ARM" or toolchain == "GCC_CR":
+        elif toolchain == "GCC_ARM":
             parser = _GccParser
         elif toolchain == "IAR":
             parser = _IarParser
diff --git a/tools/settings.py b/tools/settings.py
index 267bc00e45d..647a445ea4f 100644
--- a/tools/settings.py
+++ b/tools/settings.py
@@ -36,9 +36,6 @@
 # GCC ARM
 GCC_ARM_PATH = ""
 
-# GCC CodeRed
-GCC_CR_PATH = ""
-
 # IAR
 IAR_PATH = ""
 
@@ -83,8 +80,7 @@
 ##############################################################################
 # User Settings (env vars)
 ##############################################################################
-_ENV_PATHS = ['ARM_PATH', 'GCC_ARM_PATH', 'GCC_CR_PATH', 'IAR_PATH',
-              'ARMC6_PATH']
+_ENV_PATHS = ['ARM_PATH', 'GCC_ARM_PATH', 'IAR_PATH', 'ARMC6_PATH']
 
 for _n in _ENV_PATHS:
     if getenv('MBED_'+_n):
diff --git a/tools/singletest.py b/tools/singletest.py
index a07ecd4b231..21b7878e253 100644
--- a/tools/singletest.py
+++ b/tools/singletest.py
@@ -24,7 +24,7 @@
 {
     "targets": {
         "KL46Z": ["ARM", "GCC_ARM"],
-        "LPC1768": ["ARM", "GCC_ARM", "GCC_CR", "IAR"],
+        "LPC1768": ["ARM", "GCC_ARM", "IAR"],
         "LPC11U24": ["uARM"],
         "NRF51822": ["ARM"]
     }
diff --git a/tools/size.py b/tools/size.py
index 85455e23127..7d489159f0a 100644
--- a/tools/size.py
+++ b/tools/size.py
@@ -63,7 +63,7 @@ def benchmarks():
     csv_data.writerow(['Toolchain', "Target", "Benchmark", "code", "data", "bss", "flash"])
 
     # Build
-    for toolchain in ['ARM', 'uARM', 'GCC_CR', 'GCC_ARM']:
+    for toolchain in ['ARM', 'uARM', 'GCC_ARM']:
         for mcu in ["LPC1768", "LPC11U24"]:
             # Build Libraries
             build_mbed_libs(mcu, toolchain)
@@ -118,4 +118,4 @@ def compare(t1, t2, target):
 
 
 if __name__ == '__main__':
-    compare("GCC_CR", "LPC1768")
+    compare("ARM", "GCC_ARM", "LPC1768")