clang/test/Analysis/std-c-library-functions-lookup.c

   1 // RUN: %clang_analyze_cc1 %s \
   2 // RUN:   -analyzer-checker=core \
   3 // RUN:   -analyzer-checker=unix.StdCLibraryFunctions \
   4 // RUN:   -analyzer-config unix.StdCLibraryFunctions:DisplayLoadedSummaries=true \
   5 // RUN:   -analyzer-checker=debug.ExprInspection \
   6 // RUN:   -analyzer-config eagerly-assume=false \
   7 // RUN:   -triple i686-unknown-linux 2>&1 | FileCheck %s
   8
   9 // CHECK: Loaded summary for: unsigned int fread(void *restrict, size_t, size_t, FILE *restrict)
  10
  11 typedef typeof(sizeof(int)) size_t;
  12 typedef struct FILE FILE;
  13 size_t fread(void *restrict, size_t, size_t, FILE *restrict);
  14
  15 // Must have at least one call expression to initialize the summary map.
  16 int bar(void);
  17 void foo(void) {
  18   bar();
  19 }