File: std-c-library-functions-lookup.c

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llvm-toolchain-18 1%3A18.1.8-18
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// RUN: %clang_analyze_cc1 %s \
// RUN:   -analyzer-checker=core \
// RUN:   -analyzer-checker=unix.StdCLibraryFunctions \
// RUN:   -analyzer-config unix.StdCLibraryFunctions:DisplayLoadedSummaries=true \
// RUN:   -analyzer-checker=debug.ExprInspection \
// RUN:   -analyzer-config eagerly-assume=false \
// RUN:   -triple i686-unknown-linux 2>&1 | FileCheck %s

// CHECK: Loaded summary for: unsigned int fread(void *restrict, size_t, size_t, FILE *restrict)

typedef typeof(sizeof(int)) size_t;
typedef struct FILE FILE;
size_t fread(void *restrict, size_t, size_t, FILE *restrict);

// Must have at least one call expression to initialize the summary map.
int bar(void);
void foo(void) {
  bar();
}