59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
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// Check the case when only the StreamChecker is enabled.
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// RUN: %clang_analyze_cc1 %s \
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// RUN: -analyzer-checker=core,alpha.unix.Stream \
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// RUN: -analyzer-checker=debug.ExprInspection \
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// RUN: -analyzer-config eagerly-assume=false \
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// RUN: -triple x86_64-unknown-linux \
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// RUN: -verify=stream
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// Check the case when only the StdLibraryFunctionsChecker is enabled.
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// RUN: %clang_analyze_cc1 %s \
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// RUN: -analyzer-checker=apiModeling.StdCLibraryFunctions \
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// RUN: -analyzer-config apiModeling.StdCLibraryFunctions:DisplayLoadedSummaries=true \
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// RUN: -analyzer-checker=debug.ExprInspection \
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// RUN: -analyzer-config eagerly-assume=false \
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// RUN: -triple x86_64-unknown-linux \
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// RUN: -verify=stdLib 2>&1 | FileCheck %s
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// Check the case when both the StreamChecker and the
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// StdLibraryFunctionsChecker are enabled.
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// RUN: %clang_analyze_cc1 %s \
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// RUN: -analyzer-checker=core,alpha.unix.Stream \
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// RUN: -analyzer-checker=apiModeling.StdCLibraryFunctions \
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// RUN: -analyzer-config apiModeling.StdCLibraryFunctions:DisplayLoadedSummaries=true \
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// RUN: -analyzer-checker=debug.ExprInspection \
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// RUN: -analyzer-config eagerly-assume=false \
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// RUN: -triple x86_64-unknown-linux \
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// RUN: -verify=both 2>&1 | FileCheck %s
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// Verify that the summaries are loaded when the StdLibraryFunctionsChecker is
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// enabled.
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// CHECK: Loaded summary for: int getchar()
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// CHECK-NEXT: Loaded summary for: unsigned long fread(void *restrict, size_t, size_t, FILE *restrict)
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// CHECK-NEXT: Loaded summary for: unsigned long fwrite(const void *restrict, size_t, size_t, FILE *restrict)
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#include "Inputs/system-header-simulator.h"
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void clang_analyzer_eval(int);
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void test_fread_fwrite(FILE *fp, int *buf) {
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fp = fopen("foo", "r");
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if (!fp)
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return;
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size_t x = fwrite(buf, sizeof(int), 10, fp);
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clang_analyzer_eval(x <= 10); // \
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// stream-warning{{TRUE}} \
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// stdLib-warning{{TRUE}} \
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// both-warning{{TRUE}} \
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clang_analyzer_eval(x == 10); // \
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// stream-warning{{TRUE}} \
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// stream-warning{{FALSE}} \
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// stdLib-warning{{UNKNOWN}} \
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// both-warning{{TRUE}} \
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// both-warning{{FALSE}}
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fclose(fp);
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}
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