diff --git a/lib/std/math/ldexp.zig b/lib/std/math/ldexp.zig
index 579e8bd5f4e6f049c9b3b67e2d0dde23f0b99fcd..6a486218ebb3c81da267fd175637b82b9a0c774b 100644
--- a/lib/std/math/ldexp.zig
+++ b/lib/std/math/ldexp.zig
@@ -68,6 +68,7 @@ pub fn ldexp(x: anytype, n: i32) @TypeOf(x) {
 }
 
 test ldexp {
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
 
     // subnormals
diff --git a/lib/std/math/nextafter.zig b/lib/std/math/nextafter.zig
index 8085dcde8ebac503dab65117303fcd2631cf2ecd..82f6390ddb3d8a8a098c92fcdcf789ae22c3a2ef 100644
--- a/lib/std/math/nextafter.zig
+++ b/lib/std/math/nextafter.zig
@@ -144,6 +144,7 @@ test "int" {
 }
 
 test "float" {
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
 
     @setEvalBranchQuota(4000);
diff --git a/test/behavior/floatop.zig b/test/behavior/floatop.zig
index dab61f2356e5fc149f72ea1f65bef9179dc03eb5..dbd2deb0fd5c4ef49546d1ef0f533211c642de01 100644
--- a/test/behavior/floatop.zig
+++ b/test/behavior/floatop.zig
@@ -126,6 +126,7 @@ test "cmp f16" {
 test "cmp f32" {
     if (builtin.zig_backend == .stage2_spirv) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
 
     try testCmp(f32);
@@ -134,6 +135,7 @@ test "cmp f32" {
 
 test "cmp f64" {
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
 
     try testCmp(f64);
@@ -230,6 +232,7 @@ test "vector cmp f32" {
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_riscv64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isArm()) return error.SkipZigTest;
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isPowerPC64()) return error.SkipZigTest; // https://github.com/llvm/llvm-project/issues/214198
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch == .hexagon) return error.SkipZigTest;
@@ -242,6 +245,7 @@ test "vector cmp f64" {
     if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_riscv64) return error.SkipZigTest;
+    if (builtin.zig_backend == .stage2_c and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch.isAarch64() and builtin.os.tag == .netbsd) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/36765
     if (builtin.zig_backend == .stage2_llvm and builtin.cpu.arch == .hexagon) return error.SkipZigTest;