forked from OSchip/llvm-project
41 lines
1018 B
C++
41 lines
1018 B
C++
// RUN: echo "abcde" > %t-testdata
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// RUN: echo "12345" >> %t-testdata
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// RUN: %clangxx_msan -O0 %s -o %t && %run %t %t-testdata
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// RUN: %clangxx_msan -O2 %s -o %t && %run %t %t-testdata
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// RUN: %clang_msan -O0 -xc %s -o %t && %run %t %t-testdata
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// RUN: %clang_msan -O2 -xc %s -o %t && %run %t %t-testdata
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// RUN: %clang_msan -O0 -xc -D_GNU_SOURCE=1 %s -o %t && %run %t %t-testdata
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// RUN: %clang_msan -O2 -xc -D_GNU_SOURCE=1 %s -o %t && %run %t %t-testdata
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#if defined(__FreeBSD__)
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#define _WITH_GETLINE // To declare getline().
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#endif
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char **argv) {
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assert(argc == 2);
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printf("%s\n", argv[1]);
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FILE *fp = fopen(argv[1], "r");
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assert(fp);
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char *line = 0;
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size_t len = 0;
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int n = getline(&line, &len, fp);
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assert(n == 6);
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assert(strcmp(line, "abcde\n") == 0);
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n = getline(&line, &len, fp);
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assert(n == 6);
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assert(strcmp(line, "12345\n") == 0);
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free(line);
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fclose(fp);
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return 0;
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}
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