compiler: improve error messages for expected curly brace

For golang/go#17328

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/273890

1 files changed, 3 insertions, 3 deletions

diff --git a/gcc/go/gofrontend/parse.cc b/gcc/go/gofrontend/parse.cc
index 1dac002..c9a5485 100644
--- a/gcc/go/gofrontend/parse.cc
+++ b/gcc/go/gofrontend/parse.cc
@@ -4422,7 +4422,7 @@ Parse::if_stat()
     {
       Location semi_loc = this->location();
       if (this->advance_token()->is_op(OPERATOR_LCURLY))
-	go_error_at(semi_loc, "missing %<{%> after if clause");
+	go_error_at(semi_loc, "unexpected semicolon or newline, expecting %<{%> after if clause");
       // Otherwise we will get an error when we call this->block
       // below.
     }
@@ -5359,7 +5359,7 @@ Parse::for_stat(Label* label)
     {
       Location semi_loc = this->location();
       if (this->advance_token()->is_op(OPERATOR_LCURLY))
-	go_error_at(semi_loc, "missing %<{%> after for clause");
+	go_error_at(semi_loc, "unexpected semicolon or newline, expecting %<{%> after for clause");
       // Otherwise we will get an error when we call this->block
       // below.
     }
@@ -5430,7 +5430,7 @@ Parse::for_clause(Expression** cond, Block** post)
     *cond = NULL;
   else if (this->peek_token()->is_op(OPERATOR_LCURLY))
     {
-      go_error_at(this->location(), "missing %<{%> after for clause");
+      go_error_at(this->location(), "unexpected semicolon or newline, expecting %<{%> after for clause");
       *cond = NULL;
       *post = NULL;
       return;