[test]Fix test error due to CRT dependency (#104462)

Remove CRT dependency in headers stdint.h, stdio.h inside test
clang/test/CodeGen/bit-int-ubsan.c

---------

Co-authored-by: Eänolituri Lómitaurë <[email protected]>
Co-authored-by: Aaron Ballman <[email protected]>
Co-authored-by: Paul Kirth <[email protected]>

Author: 4 people

clang/test/CodeGen/bit-int-ubsan.c

@@ -1,11 +1,9 @@
 // REQUIRES: x86-registered-target
-// RUN: %clang -Wno-constant-conversion -Wno-array-bounds -Wno-division-by-zero -Wno-shift-negative-value -Wno-shift-count-negative -Wno-int-to-pointer-cast -fsanitize=array-bounds,enum,float-cast-overflow,integer-divide-by-zero,implicit-unsigned-integer-truncation,implicit-signed-integer-truncation,implicit-integer-sign-change,unsigned-integer-overflow,signed-integer-overflow,shift-base,shift-exponent -O0 -S -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -Wno-constant-conversion -Wno-array-bounds -Wno-division-by-zero -Wno-shift-negative-value -Wno-shift-count-negative -Wno-int-to-pointer-cast -fsanitize=array-bounds,enum,float-cast-overflow,integer-divide-by-zero,implicit-unsigned-integer-truncation,implicit-signed-integer-truncation,implicit-integer-sign-change,unsigned-integer-overflow,signed-integer-overflow,shift-base,shift-exponent -O0 -emit-llvm -o - %s | FileCheck %s
 
 // The runtime test checking the _BitInt ubsan feature is located in compiler-rt/test/ubsan/TestCases/Integer/bit-int.c
 
-#include <stdint.h>
-#include <stdio.h>
-
+typedef unsigned int uint32_t;
 uint32_t float_divide_by_zero() {
   float f = 1.0f / 0.0f;
   // CHECK: constant { i16, i16, [8 x i8] } { i16 1, i16 32, [8 x i8] c"'float'\00" }
@@ -78,19 +76,3 @@ uint32_t negative_shift5(unsigned _BitInt(37) x)
   return x >> c;
   // CHECK: constant { i16, i16, [20 x i8] } { i16 2, i16 {{([[:xdigit:]]{2})}}, [20 x i8] c"'_BitInt(68)'\00D\00\00\00\00\00" }
 }
-
-int main(int argc, char **argv) {
-  // clang-format off
-  uint64_t result =
-      1ULL +
-      implicit_unsigned_integer_truncation() +
-      (uint32_t)array_bounds() +
-      float_cast_overflow() +
-      (uint64_t)implicit_signed_integer_truncation() +
-      negative_shift1(5) +
-      negative_shift2(5) +
-      negative_shift3(5) +
-      negative_shift5(5);
-  // clang-format on
-  printf("%u\n", (uint32_t)(result & 0xFFFFFFFF));
-}