Add assert for x86

AZero13 · AZero13 · commit 9181c3153ec0 · 2025-08-01T14:52:47.000-04:00
diff --git a/llvm/lib/Target/X86/X86InstrInfo.h b/llvm/lib/Target/X86/X86InstrInfo.h
@@ -87,6 +87,7 @@ unsigned getNonNDVariant(unsigned Opc);
 /// e.g. turning COND_E to COND_NE.
 CondCode GetOppositeBranchCondition(CondCode CC) {
   // To reverse a condition it's necessary to only invert the low bit:
+  assert(CC != COND_INVALID && "COND_INVALID has no inverse!");
   return static_cast<CondCode>(static_cast<unsigned>(CC) ^ 0x1);
 }
 

Original file line number	Diff line number	Diff line change
`@@ -87,6 +87,7 @@ unsigned getNonNDVariant(unsigned Opc);`
`87`	`87`	`/// e.g. turning COND_E to COND_NE.`
`88`	`88`	`CondCode GetOppositeBranchCondition(CondCode CC) {`
`89`	`89`	`// To reverse a condition it's necessary to only invert the low bit:`
	`90`	`+ assert(CC != COND_INVALID && "COND_INVALID has no inverse!");`
`90`	`91`	`return static_cast<CondCode>(static_cast<unsigned>(CC) ^ 0x1);`
`91`	`92`	`}`
`92`	`93`