Tweak final return in fnan2 as suggested

statham-arm · statham-arm · commit c73dfeaacafd · 2025-10-02T13:51:24.000+01:00
diff --git a/compiler-rt/lib/builtins/arm/fnan2.c b/compiler-rt/lib/builtins/arm/fnan2.c
@@ -33,6 +33,5 @@ uint32_t __compiler_rt_fnan2(uint32_t a, uint32_t b) {
     return b | 0x00400000; //   if so, return it with the quiet bit set
   if (aadj < 0x00800000)   // a is a quiet NaN?
     return a;              // if so, return it
-  else                     // expect (badj < 0x00800000)
-    return b;              // in that case b must be a quiet NaN
+  return b;                // otherwise we expect b must be a quiet NaN
 }

Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,5 @@ uint32_t __compiler_rt_fnan2(uint32_t a, uint32_t b) {`
`33`	`33`	`return b \| 0x00400000; // if so, return it with the quiet bit set`
`34`	`34`	`if (aadj < 0x00800000) // a is a quiet NaN?`
`35`	`35`	`return a; // if so, return it`
`36`		`- else // expect (badj < 0x00800000)`
`37`		`- return b; // in that case b must be a quiet NaN`
	`36`	`+ return b; // otherwise we expect b must be a quiet NaN`
`38`	`37`	`}`