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libbacktrace: avoid -Wpointer-arith errors

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Based on patch from Kirill Müller.

	* configure.ac (ACX_PROG_CC_WARNING_OPTS): Add -Wpointer-arith.
	* pecoff.c (coff_add): Cast void pointers.
	* xcoff.c (xcoff_add): Likewise.
	* configure: Regenerate.
This commit is contained in:
Ian Lance Taylor
2024-08-05 16:46:03 -07:00
parent 0dd27b95f9
commit 6ce91a2ef7
4 changed files with 11 additions and 6 deletions
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3
configure vendored
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@@ -12056,7 +12056,8 @@ save_CFLAGS="$CFLAGS"
for real_option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes -Wold-style-definition \
-Wmissing-format-attribute -Wcast-qual \
-Wno-attributes -Wno-unknown-attributes; do
-Wno-attributes -Wno-unknown-attributes \
-Wpointer-arith; do
# Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose
case $real_option in