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refs #140. Fixed zdot incompatibility ABI issue with GCC 4.7 on Win 32.

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GCC 4.7 uses MSVC ABI on Win 32. This means the caller pops the hidden pointer for returning
aggregate structures larger than 8 bytes.
This commit is contained in:
Zhang Xianyi
2012-09-24 20:34:33 +08:00
parent 1d72b8bf1b
commit 2573311308
2 changed files with 31 additions and 1 deletions
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20
Makefile.system
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@@ -149,6 +149,26 @@ EXTRALIB += -defaultlib:advapi32
SUFFIX = obj
PSUFFIX = pobj
LIBSUFFIX = lib
ifeq ($(C_COMPILER), GCC)
#Test for supporting MS_ABI
GCCVERSIONGTEQ4 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 4)
GCCVERSIONGT4 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \> 4)
GCCMINORVERSIONGTEQ7 := $(shell expr `$(CC) -dumpversion | cut -f2 -d.` \>= 7)
ifeq ($(GCCVERSIONGT4), 1)
# GCC Majar version > 4
# It is compatible with MSVC ABI.
CCOMMON_OPT += -DMS_ABI
endif
ifeq ($(GCCVERSIONGTEQ4), 1)
ifeq ($(GCCMINORVERSIONGTEQ7), 1)
# GCC Version >=4.7
# It is compatible with MSVC ABI.
CCOMMON_OPT += -DMS_ABI
endif
endif
endif
endif
ifeq ($(OSNAME), Interix)