clang/test/ClangScanDeps/modules-implied-args.c

   1 // Check that we get canonical round-trippable command-lines, in particular
   2 // for the options modified for modules.
   3
   4 // RUN: rm -rf %t
   5 // RUN: split-file %s %t
   6 // RUN: sed -e "s|DIR|%/t|g" %t/cdb.json.template > %t/cdb.json
   7
   8 // RUN: clang-scan-deps -compilation-database %t/cdb.json -format experimental-full -round-trip-args > %t/result.json
   9 // RUN: cat %t/result.json  | sed 's:\\\\\?:/:g' | FileCheck %s -DPREFIX=%/t --check-prefixes=CHECK,NEGATIVE
  10
  11 // -ffast-math implies -menable-no-infs, -menable-no-nans, and -mreassociate;
  12 // those options are modified by resetNonModularOptions.
  13
  14 // NEGATIVE-NOT: "-menable-no-infs"
  15 // NEGATIVE-NOT: "-menable-no-nans"
  16 // NEGATIVE-NOT: "-mreassociate"
  17
  18 // CHECK:      "modules": [
  19 // CHECK-NEXT:   {
  20 // CHECK:          "clang-module-deps": []
  21 // CHECK:          "command-line": [
  22 // CHECK:            "-ffast-math"
  23 // CHECK:          ]
  24 // CHECK:          "name": "Mod"
  25 // CHECK:        }
  26 // CHECK-NEXT: ]
  27 // CHECK:      "translation-units": [
  28 // CHECK-NEXT:   {
  29 // CHECK-NEXT:     "commands": [
  30 // CHECK:            {
  31 // CHECK:              "command-line": [
  32 // CHECK:                "-ffast-math"
  33 // CHECK:              ]
  34
  35 //--- cdb.json.template
  36 [{
  37   "file": "DIR/tu.c",
  38   "directory": "DIR",
  39   "command": "clang -fsyntax-only DIR/tu.c -fmodules -fmodules-cache-path=DIR/cache -ffast-math"
  40 }]
  41
  42 //--- module.modulemap
  43 module Mod { header "mod.h" }
  44 //--- mod.h
  45 //--- tu.c
  46 #include "mod.h"