ahoneybun/qmk_firmware
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Disable strict aliasing explicitly in the project makefiles, as this is apparently enabled by default in newer AVR-GCC builds, and aliasing is used heavily for type-punning through the LUFA and third party library's codebase.

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This commit is contained in:
Dean Camera 2010-07-15 17:13:33 +00:00
parent f4710f6f86
commit 9299735c75
72 changed files with 82 additions and 16 deletions
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4
Demos/Device/ClassDriver/MassStorageKeyboard/Lib/SCSI.c
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@ -148,7 +148,7 @@ bool SCSI_DecodeSCSICommand(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)
*/
static bool SCSI_Command_Inquiry(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)
{
uint16_t AllocationLength = SwapEndian_16(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[3]);
uint16_t AllocationLength = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[3]);
uint16_t BytesTransferred = (AllocationLength < sizeof(InquiryData))? AllocationLength :
sizeof(InquiryData);
@ -309,7 +309,7 @@ static bool SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* MSInterfaceInfo
BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
TotalBlocks = SwapEndian_16(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
TotalBlocks = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
/* Check if the block address is outside the maximum allowable value for the LUN */
if (BlockAddress >= LUN_MEDIA_BLOCKS)

3
Demos/Device/ClassDriver/MassStorageKeyboard/makefile
View file

@ -224,9 +224,10 @@ CFLAGS += -O$(OPT)
CFLAGS += -funsigned-char
CFLAGS += -funsigned-bitfields
CFLAGS += -ffunction-sections
CFLAGS += -fno-inline-small-functions
CFLAGS += -fpack-struct
CFLAGS += -fshort-enums
CFLAGS += -finline-limit=20
CFLAGS += -fno-strict-aliasing
CFLAGS += -Wall
CFLAGS += -Wstrict-prototypes
CFLAGS += -Wundef