diff --git a/include/fmt/core.h b/include/fmt/core.h
index 44fb16b33f72..e27578ed1495 100644
--- a/include/fmt/core.h
+++ b/include/fmt/core.h
@@ -49,6 +49,13 @@
 #  define FMT_ICC_VERSION 0
 #endif
 
+#ifdef __NVCOMPILER
+#  define FMT_NVCOMPILER_VERSION \
+        (__NVCOMPILER_MAJOR__ * 100 + __NVCOMPILER_MINOR__)
+#else
+#  define FMT_NVCOMPILER_VERSION 0
+#endif
+
 #ifdef __NVCC__
 #  define FMT_NVCC __NVCC__
 #else
@@ -287,7 +294,7 @@
 
 // Enable minimal optimizations for more compact code in debug mode.
 FMT_GCC_PRAGMA("GCC push_options")
-#ifndef __OPTIMIZE__
+#if !defined(__OPTIMIZE__) && !FMT_NVCOMPILER_VERSION
 FMT_GCC_PRAGMA("GCC optimize(\"Og\")")
 #endif
 
diff --git a/include/fmt/format.h b/include/fmt/format.h
index b4caec26a666..cf2f4c346a32 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -159,10 +159,12 @@ FMT_END_NAMESPACE
 // __builtin_ctz is broken in Intel Compiler Classic on Windows:
 // https://github.com/fmtlib/fmt/issues/2510.
 #ifndef __ICL
-#  if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION
+#  if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || \
+      FMT_ICC_VERSION || FMT_NVCOMPILER_VERSION
 #    define FMT_BUILTIN_CTZ(n) __builtin_ctz(n)
 #  endif
-#  if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || FMT_ICC_VERSION
+#  if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \
+      FMT_ICC_VERSION || FMT_NVCOMPILER_VERSION
 #    define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n)
 #  endif
 #endif
@@ -354,7 +356,7 @@ template <> constexpr auto num_bits<fallback_uintptr>() -> int {
 
 FMT_INLINE void assume(bool condition) {
   (void)condition;
-#if FMT_HAS_BUILTIN(__builtin_assume)
+#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION
   __builtin_assume(condition);
 #endif
 }