================
@@ -1306,15 +1306,73 @@ float min(float __x, float __y) { return
__builtin_fminf(__x, __y); }
__DEVICE__
double min(double __x, double __y) { return __builtin_fmin(__x, __y); }
-#if !defined(__HIPCC_RTC__) && !defined(__OPENMP_AMDGCN__)
-__host__ inline static int min(int __arg1, int __arg2) {
- return __arg1 < __arg2 ? __arg1 : __arg2;
+// Define host min/max functions.
+#if !defined(__HIPCC_RTC__) && !defined(__OPENMP_AMDGCN__) &&
\
+ !defined(__HIP_NO_HOST_MIN_MAX_IN_GLOBAL_NAMESPACE__)
+
+#pragma push_macro("DEFINE_MIN_MAX_FUNCTIONS")
+#pragma push_macro("DEFINE_MIN_MAX_FUNCTIONS")
+#define DEFINE_MIN_MAX_FUNCTIONS(ret_type, type1, type2)
\
+ inline ret_type min(const type1 __a, const type2 __b) {
\
+ return (__a < __b) ? __a : __b;
\
+ }
\
+ inline ret_type max(const type1 __a, const type2 __b) {
\
+ return (__a > __b) ? __a : __b;
\
+ }
+
+// Define min and max functions for same type comparisons
+DEFINE_MIN_MAX_FUNCTIONS(int, int, int)
+DEFINE_MIN_MAX_FUNCTIONS(unsigned int, unsigned int, unsigned int)
+DEFINE_MIN_MAX_FUNCTIONS(long, long, long)
+DEFINE_MIN_MAX_FUNCTIONS(unsigned long, unsigned long, unsigned long)
+DEFINE_MIN_MAX_FUNCTIONS(long long, long long, long long)
+DEFINE_MIN_MAX_FUNCTIONS(unsigned long long, unsigned long long,
+ unsigned long long)
+
+// CUDA defines host min/max functions with mixed signed/unsgined integer
+// parameters where signed integers are casted to unsigned integers. However,
+// this may not be users' intention. Therefore do not define them by default
+// unless users specify -D__HIP_DEFINE_MIXED_HOST_MIN_MAX__.
----------------
yxsamliu wrote:
will do
https://github.com/llvm/llvm-project/pull/82956
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