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[v4,01/14] tests/tcg/minilib: Constify digits in print_num

Message ID 20240630190050.160642-2-richard.henderson@linaro.org
State New
Headers show
Series test/tcg: Clang build fixes for arm/aarch64 | expand

Commit Message

Richard Henderson June 30, 2024, 7 p.m. UTC 
This avoids a memcpy to the stack when compiled with clang.
Since we don't enable optimization, nor provide memcpy,
this results in an undefined symbol error at link time.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tests/tcg/minilib/printf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Philippe Mathieu-Daudé July 1, 2024, 12:10 p.m. UTC | #1 
On 30/6/24 21:00, Richard Henderson wrote:
> This avoids a memcpy to the stack when compiled with clang.
> Since we don't enable optimization, nor provide memcpy,
> this results in an undefined symbol error at link time.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   tests/tcg/minilib/printf.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Patch

diff --git a/tests/tcg/minilib/printf.c b/tests/tcg/minilib/printf.c
index 10472b4f58..fb0189c2bb 100644
--- a/tests/tcg/minilib/printf.c
+++ b/tests/tcg/minilib/printf.c
@@ -27,7 +27,7 @@  static void print_str(char *s)
 
 static void print_num(unsigned long long value, int base)
 {
-    char digits[] = "0123456789abcdef";
+    static const char digits[] = "0123456789abcdef";
     char buf[32];
     int i = sizeof(buf) - 2, j;