Ignore -Warray-bounds compiler warning in JIT

iluuu1994 · iluuu1994 · commit 378b79b90c64 · 2023-03-05T18:50:28.000+01:00
The out-of-bounds pointer is intentional.
diff --git a/ext/opcache/jit/dynasm/dasm_x86.h b/ext/opcache/jit/dynasm/dasm_x86.h
@@ -124,7 +124,14 @@ void dasm_free(Dst_DECL)
 void dasm_setupglobal(Dst_DECL, void **gl, unsigned int maxgl)
 {
   dasm_State *D = Dst_REF;
+#ifdef __GNUC__
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Warray-bounds"
+#endif
   D->globals = gl - 10;  /* Negative bias to compensate for locals. */
+#ifdef __GNUC__
+# pragma GCC diagnostic pop
+#endif
   DASM_M_GROW(Dst, int, D->lglabels, D->lgsize, (10+maxgl)*sizeof(int));
 }
 

Original file line number	Diff line number	Diff line change
`@@ -124,7 +124,14 @@ void dasm_free(Dst_DECL)`
`124`	`124`	`void dasm_setupglobal(Dst_DECL, void **gl, unsigned int maxgl)`
`125`	`125`	`{`
`126`	`126`	`dasm_State *D = Dst_REF;`
	`127`	`+#ifdef __GNUC__`
	`128`	`+# pragma GCC diagnostic push`
	`129`	`+# pragma GCC diagnostic ignored "-Warray-bounds"`
	`130`	`+#endif`
`127`	`131`	`D->globals = gl - 10; /* Negative bias to compensate for locals. */`
	`132`	`+#ifdef __GNUC__`
	`133`	`+# pragma GCC diagnostic pop`
	`134`	`+#endif`
`128`	`135`	`DASM_M_GROW(Dst, int, D->lglabels, D->lgsize, (10+maxgl)*sizeof(int));`
`129`	`136`	`}`
`130`	`137`