Add -fno-strict-aliasing workaround for all GCC targets

Use a GCC option to work around aliasing bugs. See commit 013dbcd for
more details.
This commit is contained in:
Dan Nicholson 2007-11-01 06:01:53 -07:00
parent ee793281b2
commit 01b18abf93
18 changed files with 70 additions and 0 deletions

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@ -11,6 +11,10 @@ CXX = g++
CFLAGS = -O2 -DAIXV3
CXXFLAGS = -O2 -DAIXV3
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
MKLIB_OPTIONS = -arch aix-gcc
GL_LIB_DEPS = -lX11 -lXext -lm
GLU_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GL_LIB) -lm

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@ -39,6 +39,10 @@ ifeq ($(CPU), x86)
CXXFLAGS = $(CFLAGS)
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
LDFLAGS += -Xlinker
ifdef DEBUG

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@ -13,6 +13,10 @@ CXX = /bgl/BlueLight/ppcfloor/blrts-gnu/bin/powerpc-bgl-blrts-gnu-g++
CFLAGS = -O3 -ansi -pedantic -fPIC -ffast-math -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE -D_BSD_SOURCE
CXXFLAGS = -O3 -ansi -pedantic -fPIC -ffast-math -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_SVID_SOURCE -D_BSD_SOURC
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
MKLIB_OPTIONS = -static
OSMESA_LIB_NAME = libOSMesa.a

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@ -10,6 +10,10 @@ CXX = cc
CFLAGS = -I/usr/X11R6/include -O3 -fPIC -fno-common -ffast-math -funroll-loops -fexpensive-optimizations -no-cpp-precomp -dynamic -Ddarwin
CXXFLAGS = -I/usr/X11R6/include -O3 -fPIC -fno-common -ffast-math -funroll-loops -fexpensive-optimizations -no-cpp-precomp -dynamic -Ddarwin
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
# Library names (actual file names)
GL_LIB_NAME = libGL.dylib
GLU_LIB_NAME = libGLU.dylib

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@ -9,6 +9,10 @@ CFLAGS = -I/usr/X11R6/include -O3 -fno-common -ffast-math -funroll-loops -fexpen
CXXFLAGS = -I/usr/X11R6/include -O3 -fno-common -ffast-math -funroll-loops -fexpensive-optimizations -no-cpp-precomp -dynamic -Ddarwin
MKLIB_OPTIONS = -static
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
# Library names (actual file names)
GL_LIB_NAME = libGL.a
GLU_LIB_NAME = libGLU.a

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@ -11,6 +11,10 @@ CXXFLAGS = -arch ppc -arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk \
-I/usr/X11R6/include -O3 -fno-common -ffast-math -funroll-loops -fexpensive-optimizations -no-cpp-precomp -dynamic -Ddarwin
MKLIB_OPTIONS = -static -archopt "-isysroot /Developer/SDKs/MacOSX10.4u.sdk"
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
# Library names (actual file names)
GL_LIB_NAME = libGL.a
GLU_LIB_NAME = libGLU.a

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@ -14,6 +14,10 @@ CXXFLAGS = -arch ppc -arch i386 -isysroot /Developer/SDKs/MacOSX10.4u.sdk \
MKLIB_OPTIONS = -archopt "-isysroot /Developer/SDKs/MacOSX10.4u.sdk"
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
# Library names (actual file names)
GL_LIB_NAME = libGL.dylib
GLU_LIB_NAME = libGLU.dylib

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@ -23,5 +23,9 @@ CXXFLAGS += $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) $(DEFINES) $(X11_INCLUDES)
GLUT_CFLAGS = -fexceptions
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
EXTRA_LIB_PATH = -L/usr/local/lib
APP_LIB_DEPS = -L$(TOP)/$(LIB_DIR) $(EXTRA_LIB_PATH) -l$(GLUT_LIB) -l$(GLU_LIB) -l$(GL_LIB) -lXext -lXmu -lXi -lX11 -lm

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@ -22,6 +22,10 @@ CFLAGS = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) -Wmissing-prototypes -std=c99 -
CXXFLAGS = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) $(DEFINES) -Wall -ansi -pedantic $(ASM_FLAGS) $(X11_INCLUDES)
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
ASM_SOURCES =
# Library/program dependencies

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@ -12,5 +12,9 @@ CFLAGS = -ansi -O3 -D_HPUX_SOURCE -I/usr/include/X11R6 -I/usr/contrib/X11R6/incl
CXXFLAGS = -ansi -O3 -D_HPUX_SOURCE
GLUT_CFLAGS = -fexceptions
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
APP_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -L/usr/lib/X11R6 -L/usr/contrib/X11R6/lib -lXext -lXmu -lXi -lX11 -lm

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@ -12,3 +12,6 @@ CXXFLAGS = -O2 -fPIC
GLUT_CFLAGS = -fexceptions
APP_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -L/usr/X11R6/lib -lXext -lXmu -lXi -lX11 -lm
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing

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@ -10,6 +10,10 @@ CXX = g++
CFLAGS = -O2 -fPIC -I/usr/X11R6/include -DUSE_XSHM -DHZ=100
CXXFLAGS = -O2 -fPIC -I/usr/X11R6/include -DHZ=100
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
GL_LIB_DEPS = -L/usr/X11R6/lib -lX11 -lXext -lm
OSMESA_LIB_DEPS = -lm
GLU_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GL_LIB)

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@ -11,6 +11,10 @@ CFLAGS = -O3 -march=i486 -fPIC -I/usr/openwin/include -DUSE_XSHM
CXXFLAGS = -O3 -march=i486 -fPIC
GLUT_CFLAGS = -fexceptions
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
GL_LIB_DEPS = -L/usr/openwin/lib -lX11 -lXext -lm -lpthread
GLU_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GL_LIB) -lm
GLUT_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GLU_LIB) -l$(GL_LIB) -L/usr/openwin/lib -lX11 -lXmu -lXt -lXi -lm

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@ -12,6 +12,10 @@ CXXFLAGS = -O3 -march=i486 -fPIC
GLUT_CFLAGS = -fexceptions
MKLIB_OPTIONS = -static
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
GL_LIB_DEPS = -L/usr/openwin/lib -lX11 -lXext -lm -lpthread
GLU_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GL_LIB) -lm
GLUT_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(GLU_LIB) -l$(GL_LIB) -L/usr/openwin/lib -lX11 -lXmu -lXt -lXi -lm

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@ -11,5 +11,9 @@ CFLAGS = -fPIC -O3 -I/usr/openwin/include -I/usr/include/X11R5 -I/usr/include/X1
CXXFLAGS = -fPIC -O3 -I/usr/openwin/include -DSUNOS4
GLUT_CFLAGS = -fexceptions -DSOLARIS_2_4_BUG
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
APP_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -L/usr/openwin/lib -lX11 -lXext -lXmu -lXi -lm

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@ -28,6 +28,10 @@ CXXFLAGS = $(WARN_FLAGS) $(OPT_FLAGS) $(PIC_FLAGS) $(ARCH_FLAGS) $(DEFINES) \
GLUT_CFLAGS = -fexceptions -DSOLARIS_2_4_BUG
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
# Library/program dependencies
EXTRA_LIB_PATH=-L/usr/openwin/lib

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@ -21,6 +21,9 @@ CXX_ARCH_FLAGS = -m64
CXXFLAGS = $(CXX_WARN_FLAGS) $(CXX_OPT_FLAGS) $(CXX_PIC_FLAGS) $(CXX_ARCH_FLAGS) $(DEFINES) \
-I/usr/openwin/include
# Work around aliasing bugs - developers should comment this out
CXXFLAGS += -fno-strict-aliasing
CFLAGS = -xarch=v9 -KPIC -O -I/usr/openwin/include -I/usr/dt/include -DUSE_XSHM -DPTHREADS
#CXXFLAGS = -xarch=v9 -KPIC -O -I/usr/openwin/include -I/usr/dt/include -DPTHREADS
GLUT_CFLAGS = -DSOLARIS_2_4_BUG

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@ -12,6 +12,10 @@ CXXFLAGS = -pedantic -O2
GLUT_CFLAGS = -fexceptions
MKLIB_OPTIONS = -static
# Work around aliasing bugs - developers should comment this out
CFLAGS += -fno-strict-aliasing
CXXFLAGS += -fno-strict-aliasing
GL_LIB_NAME = libGL.a
GLU_LIB_NAME = libGLU.a
GLUT_LIB_NAME = libglut.a