cmd/dist: report correct CC name in error about missing CC

Fixes #25611

Change-Id: I487463584e4d9d99cf5d8db0c9a4b4e66464ecd8
Reviewed-on: https://go-review.googlesource.com/114935
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

diff --git a/src/cmd/dist/build.go b/src/cmd/dist/build.go
index 99d1db5909590dc69b4746c1f6f75d6c2130f56f..effea903e9de7aa02083c8968ff46868afbf87dd 100644 (file)
--- a/src/cmd/dist/build.go
+++ b/src/cmd/dist/build.go
@@ -1438,7 +1438,7 @@ func checkCC() {
                fatalf("cannot invoke C compiler %q: %v\n\n"+
                        "Go needs a system C compiler for use with cgo.\n"+
                        "To set a C compiler, set CC=the-compiler.\n"+
-                       "To disable cgo, set CGO_ENABLED=0.\n%s%s", defaultcc, err, outputHdr, output)
+                       "To disable cgo, set CGO_ENABLED=0.\n%s%s", defaultcc[""], err, outputHdr, output)
        }
 }