Do not force -frecord-gcc-switches flag
The -frecord-gcc-switches flag does not exist for GCC <= 4.3; hence only use it when available.pull/212/head
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5983c5cf4d
commit
a69e99b4c8
15
general.make
15
general.make
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@ -1,3 +1,16 @@
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# Macros that allow testing for GCC flag existence
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try-run = $(shell set -e; \
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TMP="/tmp/SOGo-gcc-flags-check.$$$$.tmp"; \
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TMPO="/tmp/SOGo-gcc-flags-check.$$$$.o"; \
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if ($(1)) >/dev/null 2>&1; \
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then echo "$(2)"; \
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else echo "$(3)"; \
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fi; \
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rm -f "$$TMP" "$$TMPO")
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cc-option = $(call try-run,\
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$(CC) $(1) -c -x c /dev/null -o "$$TMP",$(1),$(2))
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# Use GCC level 2 optimization by default
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# Might be overridden below
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ADDITIONAL_OBJCFLAGS=-O2
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@ -12,5 +25,5 @@ endif
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# information plus the compiler flags used; that can
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# be afterwards read with:
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# readelf -p .GCC.command.line /path/to/elf_file
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ADDITIONAL_OBJCFLAGS += -g -frecord-gcc-switches
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ADDITIONAL_OBJCFLAGS += -g $(call cc-option,-frecord-gcc-switches)
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