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Disable PCH for patch sources compiled with -O0

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Disables precompiled headers for specific patch source files that are compiled with -O0 on UNIX. This avoids Clang errors caused by __OPTIMIZE__ macro state mismatches between the PCH and translation units.
This commit is contained in:
Vayle 2025-10-02 23:02:10 -04:00
parent 82ae358078
commit e32d57dd90
1 changed files with 5 additions and 0 deletions
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5
common/CMakeLists.txt
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@ -843,6 +843,11 @@ ENDIF (UNIX)
IF (EQEMU_BUILD_PCH)
TARGET_PRECOMPILE_HEADERS(common PRIVATE pch/std-pch.h)
# Avoid PCH/__OPTIMIZE__ mismatch when compiling certain patch sources with -O0
# These files are compiled with -O0 on UNIX (see COMPILE_FLAGS above), which
# disables the __OPTIMIZE__ predefined macro. Disabling PCH for them prevents
# Clang from erroring due to macro state differences between the PCH and TU.
SET_SOURCE_FILES_PROPERTIES("patches/sod.cpp" "patches/sof.cpp" "patches/rof.cpp" "patches/rof2.cpp" "patches/uf.cpp" PROPERTIES SKIP_PRECOMPILE_HEADERS ON)
ENDIF ()
SET(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)