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UMA: use -gdwarf-4 #7178

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Nov 14, 2023
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UMA: use -gdwarf-4 #7178

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10 changes: 10 additions & 0 deletions omrmakefiles/rules.linux.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -183,6 +183,16 @@ ifeq (1,$(OMR_DEBUG))
endif
endif

ifneq (,$(findstring -gdwarf-, $(GLOBAL_CFLAGS) $(GLOBAL_CXXFLAGS)))
# Don't override if '-gdwarf-N' is already specified.
else ifeq (gcc,$(OMR_TOOLCHAIN))
# Tell gcc to use DWARF version 4, not 5 (which is the default for compiler
# versions 11+). All GNU compiler versions, that might reasonably be used,
# understand this option, so this doesn't need to check the compiler version.
GLOBAL_CFLAGS += -gdwarf-4
GLOBAL_CXXFLAGS += -gdwarf-4
endif

#-- Add Platform flags
ifeq (x86,$(OMR_HOST_ARCH))
ifeq (1,$(OMR_ENV_DATA64))
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