mirror/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2026-02-21 16:54:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

Sema: avoid use of undefined value for generic fn calls

Browse Source 
I saw some issues in Valgrind which are fixed after this commit.
This commit is contained in:
Andrew Kelley 2022-06-09 15:09:16 -07:00
parent a3f05b80f1
commit f1cff4fa4a
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/Sema.zig
View File

@ -7026,9 +7026,14 @@ fn funcCommon(
});
};
// stage1 bug workaround
const cc_workaround = cc orelse undefined;
const align_workaround = alignment orelse @as(u32, undefined);
// These locals are pulled out from the init expression below to work around
// a stage1 compiler bug.
// In the case of generic calling convention, or generic alignment, we use
// default values which are only meaningful for the generic function, *not*
// the instantiation, which can depend on comptime parameters.
// Related proposal: https://github.com/ziglang/zig/issues/11834
const cc_workaround = cc orelse .Unspecified;
const align_workaround = alignment orelse 0;
break :fn_ty try Type.Tag.function.create(sema.arena, .{
.param_types = param_types,