libc: more useful stub pow() for aarch64 so Quake plays

klange · Oct 26, 2022 · a24baa2 · a24baa2
1 parent d996223
commit a24baa2
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/libc/arch/aarch64/bad.c b/libc/arch/aarch64/bad.c
@@ -1,4 +1,6 @@
 /* bad math */
+#include <stdio.h>
+#include <stdlib.h>
 #include <math.h>
 
 double sqrt(double x) {
@@ -40,7 +42,10 @@ double atan2(double y, double x) {
 }
 
 double pow(double x, double y) {
- return 0.0;
+ if (getenv("LIBM_DEBUG")) {
+ fprintf(stderr, "pow(%f, %f)\n", x, y);
+ }
+ return x;
 }
 
 double fmod(double x, double y) {