-# Due to a bug, gcc 4.4.x crashes when compiling bondfree.c with -O3 and
+#
+# This file is part of the GROMACS molecular simulation package.
+#
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+
+# Due to a bug, gcc 4.4.x crashes when compiling listed-forces/bonded.cpp with -O3 and
# -fopenmp, but strangely it does not crash with -O2 + all additional options.
# -O3 uses. Therefore, for the affected files, when compiling in release mode,
# we override -O3 with -O2 and add the additional option.
# is needed to avoid gcc crash.
macro(gmx_check_gcc44_bug_workaround_needed OUT_VAR)
if(CMAKE_COMPILER_IS_GNUCC AND
- C_COMPILER_VERSION VERSION_GREATER "4.3.999" AND C_COMPILER_VERSION VERSION_LESS "4.4.999")
+ CMAKE_C_COMPILER_VERSION VERSION_GREATER "4.3.999" AND CMAKE_C_COMPILER_VERSION VERSION_LESS "4.4.999")
set(_gcc44_workaround FALSE)
if ("${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_${_build_type}}" MATCHES ".*-O3.*" AND
GMX_OPENMP)
if(GMX_DISABLE_GCC44_BUG_WORKAROUND)
- set(_msg "gcc ${C_COMPILER_VERSION} detected, using -O3, but workaround for optimization bug is disabled")
+ set(_msg "gcc ${CMAKE_C_COMPILER_VERSION} detected, using -O3, but workaround for optimization bug is disabled")
else()
- set(_msg "gcc ${C_COMPILER_VERSION} detected, using -O3, will apply workaround for optimization bug (disable with GMX_DISABLE_GCC44_BUG_WORKAROUND)")
+ set(_msg "gcc ${CMAKE_C_COMPILER_VERSION} detected, using -O3, will apply workaround for optimization bug (disable with GMX_DISABLE_GCC44_BUG_WORKAROUND)")
set(_gcc44_workaround TRUE)
endif()
# only issues message if the value has changed