1 int a ; 2 int b ; 3 // A single empty line 4 int c ; 5 /* 6 7 more than 8 empty lines 8 (forces a line marker instead of newline padding) 9 10 11 12 13 */ 14 int d ; 15 16 // RUN: %clang_cc1 -E %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=LINEMARKERS 17 // RUN: %clang_cc1 -E -P %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=COLSONLY 18 // RUN: %clang_cc1 -E -fminimize-whitespace %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINCOL 19 // RUN: %clang_cc1 -E -P -fminimize-whitespace %s 2>&1 | FileCheck %s --strict-whitespace --check-prefix=MINWS 20 21 // Check behavior after varying number of lines without emitted tokens. 22 23 // LINEMARKERS: {{^}}# 1 "{{.*}}skip-empty-lines.c" 2 24 // LINEMARKERS-NEXT: {{^}} int a ; 25 // LINEMARKERS-NEXT: {{^}} int b ; 26 // LINEMARKERS-EMPTY: 27 // LINEMARKERS-NEXT: {{^}} int c ; 28 // LINEMARKERS-NEXT: {{^}}# 14 "{{.*}}skip-empty-lines.c" 29 // LINEMARKERS-NEXT: {{^}} int d ; 30 31 // COLSONLY: {{^}} int a ; 32 // COLSONLY-NEXT: {{^}} int b ; 33 // COLSONLY-NEXT: {{^}} int c ; 34 // COLSONLY-NEXT: {{^}} int d ; 35 36 // MINCOL: {{^}}# 1 "{{.*}}skip-empty-lines.c" 2 37 // MINCOL-NEXT: {{^}}int a; 38 // MINCOL-NEXT: {{^}}int b; 39 // MINCOL-EMPTY: 40 // MINCOL-NEXT: {{^}}int c; 41 // MINCOL-NEXT: {{^}}# 14 "{{.*}}skip-empty-lines.c" 42 // MINCOL-NEXT: {{^}}int d; 43 44 // MINWS: {{^}}int a;int b;int c;int d; 45 46