diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_atanh.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_atanh.kt
index b0556ecb28d..37cbf276995 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_atanh.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_atanh.kt
@@ -35,8 +35,8 @@ private const val one = 1.0
 private const val huge = 1e300
 private const val zero = 0.0
 
-internal fun __ieee754_atanh(x: Double): Double {
-    var x: Double = x
+internal fun __ieee754_atanh(_x: Double): Double {
+    var x: Double = _x
     var t: Double
     var hx: Int
     var ix: Int
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_exp.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_exp.kt
index 93a6af449cf..92205d6d3bb 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_exp.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_exp.kt
@@ -97,8 +97,8 @@ private const val P4 = -1.65339022054652515390e-06 /* 0xBEBBBD41, 0xC5D26BF1 */
 private const val P5 = 4.13813679705723846039e-08 /* 0x3E663769, 0x72BEA4D0 */
 
 
-internal fun __ieee754_exp(x: Double): Double    /* default IEEE double exp */ {
-    var x: Double = x
+internal fun __ieee754_exp(_x: Double): Double    /* default IEEE double exp */ {
+    var x: Double = _x
     var y: Double
     var hi: Double = 0.0
     var lo: Double = 0.0
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log.kt
index c9db00be492..6fef33b58cd 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log.kt
@@ -77,8 +77,8 @@ private const val Lg7 = 1.479819860511658591e-01  /* 3FC2F112 DF3E5244 */
 
 private const val zero = 0.0
 
-internal fun __ieee754_log(x: Double): Double {
-    var x: Double = x
+internal fun __ieee754_log(_x: Double): Double {
+    var x: Double = _x
     var hfsq: Double
     var f: Double
     var s: Double
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log10.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log10.kt
index 63710677ac3..2037678518d 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log10.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log10.kt
@@ -52,8 +52,8 @@ private const val log10_2lo = 3.69423907715893078616e-13 /* 0x3D59FEF3, 0x11F12B
 
 private const val zero = 0.0
 
-internal fun __ieee754_log10(x: Double): Double {
-    var x: Double = x
+internal fun __ieee754_log10(_x: Double): Double {
+    var x: Double = _x
     var y: Double
     var z: Double
     var i: Int
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log2.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log2.kt
index 9c37660899b..e5a5eb065e5 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log2.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/e_log2.kt
@@ -41,8 +41,8 @@ private const val ivln2 = 0.14426950408889634073e+01 /* 0x3ff71547, 0x652b82fe *
 
 private const val zero = 0.0
 
-internal fun __ieee754_log2(x: Double): Double {
-    var x: Double = x
+internal fun __ieee754_log2(_x: Double): Double {
+    var x: Double = _x
     var y: Double
     var z: Double
     var i: Int
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/k_tan.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/k_tan.kt
index bc5699aef57..ef370876723 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/k_tan.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/k_tan.kt
@@ -70,9 +70,9 @@ private val pio4lo = xxx[15]
 private val T = xxx
 /* INDENT ON */
 
-internal fun __kernel_tan(x: Double, y: Double, iy: Int): Double {
-    var x: Double = x
-    var y: Double = y
+internal fun __kernel_tan(_x: Double, _y: Double, iy: Int): Double {
+    var x: Double = _x
+    var y: Double = _y
     var z: Double
     var r: Double
     var v: Double
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_atan.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_atan.kt
index d632f819c2e..d14880fc079 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_atan.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_atan.kt
@@ -65,8 +65,8 @@ private val aT = doubleArrayOf(
 private const val one = 1.0
 private const val huge = 1.0e300
 
-internal fun atan(x: Double): Double {
-    var x: Double = x
+internal fun atan(_x: Double): Double {
+    var x: Double = _x
     var w: Double
     var s1: Double
     var s2: Double
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_expm1.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_expm1.kt
index b1f9cd20768..31f46f69e5e 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_expm1.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_expm1.kt
@@ -122,8 +122,8 @@ private const val Q3 = -7.93650757867487942473e-05 /* BF14CE19 9EAADBB7 */
 private const val Q4 = 4.00821782732936239552e-06 /* 3ED0CFCA 86E65239 */
 private const val Q5 = -2.01099218183624371326e-07 /* BE8AFDB7 6E09C32D */
 
-internal fun expm1(x: Double): Double {
-    var x: Double = x
+internal fun expm1(_x: Double): Double {
+    var x: Double = _x
     var y: Double
     var hi: Double
     var lo: Double
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_nextafter.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_nextafter.kt
index 2857539e29a..67a4f0ab344 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_nextafter.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_nextafter.kt
@@ -19,9 +19,9 @@
 
 package kotlin.math.fdlibm
 
-internal fun nextafter(x: Double, y: Double): Double {
-    var x: Double = x
-    var y: Double = y
+internal fun nextafter(_x: Double, _y: Double): Double {
+    var x: Double = _x
+    var y: Double = _y
     var hx: Int
     var hy: Int
     var ix: Int
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_rint.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_rint.kt
index 98f9b9f0b7d..ef166444935 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_rint.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_rint.kt
@@ -27,8 +27,8 @@ private val TWO52 = doubleArrayOf(
     -4.50359962737049600000e+15, /* 0xC3300000, 0x00000000 */
 )
 
-internal fun rint(x: Double): Double {
-    var x: Double = x
+internal fun rint(_x: Double): Double {
+    var x: Double = _x
     var i0: Int
     var j0: Int
     var sx: Int
diff --git a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_scalbn.kt b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_scalbn.kt
index 0a00cc54184..ea0fb27b24c 100644
--- a/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_scalbn.kt
+++ b/libraries/stdlib/wasm/src/kotlin/math/fdlibm/s_scalbn.kt
@@ -26,8 +26,8 @@ private const val twom54 = 5.55111512312578270212e-17 /* 0x3C900000, 0x00000000
 private const val huge = 1.0e+300
 private const val tiny = 1.0e-300
 
-internal fun scalbn(x: Double, n: Int): Double {
-    var x: Double = x
+internal fun scalbn(_x: Double, n: Int): Double {
+    var x: Double = _x
     var k: Int
     var hx: Int
     var lx: Int