{"thread":{"id":"483","subject":"[PATCH] shut up gcc4's signed pointer warnings","startedAt":"2005-05-05T01:30:37Z","lastAt":"2005-05-05T01:30:37Z","messageCount":1,"participants":["Kay Sievers"],"isPatch":true,"patchVersion":1,"patchTotal":null},"messages":[{"id":"2605","messageId":"20050505013037.GA26290@vrfy.org","threadId":"483","inReplyTo":null,"subject":"[PATCH] shut up gcc4's signed pointer warnings","fromName":"Kay Sievers","fromEmail":"kay.sievers@vrfy.org","sentAt":"2005-05-05T01:30:37Z","receivedAt":"2005-05-05T01:30:37Z","isPatch":true,"sender":{"key":"kay.sievers@vrfy.org","avatar":null},"body":"Suppress these stupid warnings if gcc supports it:\n\n  ls-tree.c: In function ‘list_recursive’:\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘__builtin_strcmp’ differ in signedness\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘__builtin_strcmp’ differ in signedness\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘__builtin_strcmp’ differ in signedness\n  ls-tree.c:34: warning: pointer targets in passing argument 1 of ‘__builtin_strcmp’ differ in signedness\n  ls-tree.c:66: warning: pointer targets in passing argument 2 of ‘list_recursive’ differ in signedness\n\nSigned-off-by: Kay Sievers <kay.sievers@vrfy.org>\n---\n\n--- a/Makefile\n+++ b/Makefile\n@@ -7,7 +7,11 @@\n # BREAK YOUR LOCAL DIFFS! show-diff and anything using it will likely randomly\n # break unless your underlying filesystem supports those sub-second times\n # (my ext3 doesn't).\n+\n+cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo \"$(1)\"; fi;}\n+\n CFLAGS=-g -O2 -Wall\n+CFLAGS+= $(call cc-supports,-Wno-pointer-sign)\n \n CC=gcc\n AR=ar\n\n"}]}