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// GCC PR 20077
// RUN: not clang -E %s &&
// RUN: not clang -E %s 2>&1 | grep error: | wc -l | grep 10
#define a a ## ## /* { dg-error "end of a macro expansion" } */
#define b() b ## ## /* { dg-error "end of a macro expansion" } */
#define c c ## /* { dg-error "end of a macro expansion" } */
#define d() d ## /* { dg-error "end of a macro expansion" } */
#define e ## ## e /* { dg-error "end of a macro expansion" } */
#define f() ## ## f /* { dg-error "end of a macro expansion" } */
#define g ## g /* { dg-error "end of a macro expansion" } */
#define h() ## h /* { dg-error "end of a macro expansion" } */
#define i ## /* { dg-error "end of a macro expansion" } */
#define j() ## /* { dg-error "end of a macro expansion" } */
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