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Warn if compiler optimizes based on asumption signed overflow does not occur.

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This switch is only active when making a release build.
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Stephan
2016-11-28 09:12:17 +01:00
parent 038b04d80a
commit 5cfda2292f
2 changed files with 2 additions and 2 deletions
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Makefile
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@@ -20,7 +20,7 @@ INSTALL_LIBRARY_PATH = $(DESTDIR)$(PREFIX)/$(LIBRARY_PATH)
INSTALL ?= cp -a
R_CFLAGS = -fPIC -std=c89 -pedantic -Wall -Werror -Wstrict-prototypes -Wwrite-strings -Wshadow -Winit-self -Wcast-align -Wformat=2 -Wmissing-prototypes $(CFLAGS)
R_CFLAGS = -fPIC -std=c89 -pedantic -Wall -Werror -Wstrict-prototypes -Wwrite-strings -Wshadow -Winit-self -Wcast-align -Wformat=2 -Wmissing-prototypes -Wstrict-overflow=2 $(CFLAGS)
uname := $(shell sh -c 'uname -s 2>/dev/null || echo false')