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compiler_rt: Fix extern mem{set,cpy,move} type on arm

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Otherwise gcc will refuse to compile the bootstrap compiler_rt.c.
Excerpt of the errors:

/builds/sertonix/aports/community/zig/src/zig-0.16.0/build/compiler_rt.c:1459:21: error: conflicting types for 'memcpy'; have 'uint8_t *(uint8_t *, const uint8_t *, uintptr_t)' {aka 'unsigned char *(unsigned char *, const unsigned char *, unsigned int)'}
 1459 | zig_extern uint8_t *memcpy(uint8_t *a0 zig_nonstring, uint8_t const *a1 zig_nonstring, uintptr_t a2);
      |                     ^~~~~~
/builds/sertonix/aports/community/zig/src/zig-0.16.0/stage1/zig.h:510:18: note: previous declaration of 'memcpy' with type 'void *(void *, const void *, unsigned int)'
  510 | zig_extern void *memcpy (void *zig_restrict, void const *zig_restrict, size_t);
      |                  ^~~~~~
/builds/sertonix/aports/community/zig/src/zig-0.16.0/build/compiler_rt.c: In function 'zig_e___negxf2':
/builds/sertonix/aports/community/zig/src/zig-0.16.0/build/compiler_rt.c:1758:9: error: passing argument 1 of 'memcpy' from incompatible pointer type [-Wincompatible-pointer-types]
 1758 |  memcpy(&t0, &a0, 16);
      |         ^~~
      |         |
      |         zig_u128 *
This commit is contained in:
Sertonix
2026-04-22 12:15:35 +02:00
committed by Andrew Kelley
parent 99b90a4315
commit 084eab03d7
1 changed files with 3 additions and 3 deletions
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lib/compiler_rt/arm.zig
+3 -3
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@@ -57,9 +57,9 @@ const __udivmodsi4 = @import("int.zig").__udivmodsi4;
const __divmoddi4 = @import("int.zig").__divmoddi4;
const __udivmoddi4 = @import("int.zig").__udivmoddi4;
extern fn memset(dest: ?[*]u8, c: i32, n: usize) ?[*]u8;
extern fn memcpy(noalias dest: ?[*]u8, noalias src: ?[*]const u8, n: usize) ?[*]u8;
extern fn memmove(dest: ?[*]u8, src: ?[*]const u8, n: usize) ?[*]u8;
extern fn memset(dest: ?*anyopaque, c: i32, n: usize) ?*anyopaque;
extern fn memcpy(noalias dest: ?*anyopaque, noalias src: ?*const anyopaque, n: usize) ?*anyopaque;
extern fn memmove(dest: ?*anyopaque, src: ?*const anyopaque, n: usize) ?*anyopaque;
pub fn __aeabi_memcpy(dest: [*]u8, src: [*]u8, n: usize) callconv(.{ .arm_aapcs = .{} }) void {
@setRuntimeSafety(false);