Add a diagnostic string to an assert.

2020-06-11 16:34:31 -07:00 · 2020-06-11 16:34:31 -07:00 · cb21b16822
parent 7d913becfc
commit cb21b16822
1 changed files with 1 additions and 1 deletions
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@ -3408,7 +3408,7 @@ bool X86FastISel::fastLowerCall(CallLoweringInfo &CLI) {
              TII.get(TargetOpcode::COPY), VA.getLocReg()).addReg(ArgReg);
      OutRegs.push_back(VA.getLocReg());
    } else {
-      assert(VA.isMemLoc());
+      assert(VA.isMemLoc() && "Unknown value location!");

      // Don't emit stores for undef values.
      if (isa<UndefValue>(ArgVal))