nixpkgs/pkgs/development/compilers/swift/patches/libdispatch-fortify-fix.patch

Nix compiles with _FORTIFY_SOURCE enabled. Fix error due to -Werror and an unused return value warning.

--- swift-corelibs-libdispatch/src/internal.h	2019-04-26 09:33:38.287289099 +0200
+++ swift-corelibs-libdispatch/src/internal.h	2019-04-26 15:31:10.485334128 +0200
@@ -1053,7 +1053,7 @@
 #else
 #define _dispatch_client_assert_fail(fmt, ...)  do { \
 		char *_msg = NULL; \
-		asprintf(&_msg, "%s" fmt, DISPATCH_ASSERTION_FAILED_MESSAGE, \
+		(void)asprintf(&_msg, "%s" fmt, DISPATCH_ASSERTION_FAILED_MESSAGE, \
 				##__VA_ARGS__); \
 		_dispatch_assert_crash(_msg); \
 		free(_msg); \
swift: 4.2.3 -> 5.0.1 update Swift * new tweaks to the build process are mostly documented inline * the swiftc wrapper needs the linker path for libicu * some older tweaks could be removed * remove fuzz from patches by updating line numbers * one build fix to libdispatch has been filed upstream 2019-04-29 16:50:46 +01:00			`Nix compiles with _FORTIFY_SOURCE enabled. Fix error due to -Werror and an unused return value warning.`

			`--- swift-corelibs-libdispatch/src/internal.h 2019-04-26 09:33:38.287289099 +0200`
			`+++ swift-corelibs-libdispatch/src/internal.h 2019-04-26 15:31:10.485334128 +0200`
			`@@ -1053,7 +1053,7 @@`
			`#else`
			`#define _dispatch_client_assert_fail(fmt, ...) do { \`
			`char *_msg = NULL; \`
			`- asprintf(&_msg, "%s" fmt, DISPATCH_ASSERTION_FAILED_MESSAGE, \`
			`+ (void)asprintf(&_msg, "%s" fmt, DISPATCH_ASSERTION_FAILED_MESSAGE, \`
			`##__VA_ARGS__); \`
			`_dispatch_assert_crash(_msg); \`
			`free(_msg); \`